CVE-2024-26283: firefox — Fix

Description

An attacker could have executed unauthorized scripts on top origin sites using a JavaScript URI when opening an external URL with a custom Firefox scheme. This vulnerability affects Firefox for iOS < 123.

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CVSS v3.1 Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-83 CWE-83

Affected Products

Vendor	Product	Versions
mozilla	firefox	< 123.0

References

Advisories & Patches

https://www.mozilla.org/security/advisories/mfsa2024-08/ https://www.mozilla.org/security/advisories/mfsa2024-08/

Other References

https://bugzilla.mozilla.org/show_bug.cgi?id=1850158 https://bugzilla.mozilla.org/show_bug.cgi?id=1850158

Frequently Asked Questions

What is CVE-2024-26283? +

An attacker could have executed unauthorized scripts on top origin sites using a JavaScript URI when opening an external URL with a custom Firefox scheme. This vulnerability affects Firefox for iOS < 123. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2024-26283? +

CVE-2024-26283 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-26283? +

CVE-2024-26283 affects products from mozilla, specifically: firefox. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-26283? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2024-26283